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electron_main_mac.cc
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electron_main_mac.cc
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// Copyright (c) 2022 Slack Technologies, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#include <cstdlib>
#include <memory>
#include "electron/buildflags/buildflags.h"
#include "electron/fuses.h"
#include "shell/app/electron_library_main.h"
#include "shell/app/uv_stdio_fix.h"
#if defined(HELPER_EXECUTABLE) && !IS_MAS_BUILD()
#include <mach-o/dyld.h>
#include <cstdio>
#include "sandbox/mac/seatbelt_exec.h" // nogncheck
#endif
extern "C" {
// abort_report_np() records the message in a special section that both the
// system CrashReporter and Crashpad collect in crash reports. Using a Crashpad
// Annotation would be preferable, but this executable cannot depend on
// Crashpad directly.
void abort_report_np(const char* fmt, ...);
}
namespace {
bool IsEnvSet(const char* name) {
char* indicator = getenv(name);
return indicator && indicator[0] != '\0';
}
#if defined(HELPER_EXECUTABLE) && !IS_MAS_BUILD()
[[noreturn]] void FatalError(const char* format, ...) {
va_list valist;
va_start(valist, format);
char message[4096];
if (vsnprintf(message, sizeof(message), format, valist) >= 0) {
fputs(message, stderr);
abort_report_np("%s", message);
}
va_end(valist);
abort();
}
#endif
} // namespace
int main(int argc, char* argv[]) {
FixStdioStreams();
if (electron::fuses::IsRunAsNodeEnabled() &&
IsEnvSet("ELECTRON_RUN_AS_NODE")) {
return ElectronInitializeICUandStartNode(argc, argv);
}
#if defined(HELPER_EXECUTABLE) && !IS_MAS_BUILD()
uint32_t exec_path_size = 0;
int rv = _NSGetExecutablePath(nullptr, &exec_path_size);
if (rv != -1) {
FatalError("_NSGetExecutablePath: get length failed.");
}
auto exec_path = std::make_unique<char[]>(exec_path_size);
rv = _NSGetExecutablePath(exec_path.get(), &exec_path_size);
if (rv != 0) {
FatalError("_NSGetExecutablePath: get path failed.");
}
sandbox::SeatbeltExecServer::CreateFromArgumentsResult seatbelt =
sandbox::SeatbeltExecServer::CreateFromArguments(exec_path.get(), argc,
argv);
if (seatbelt.sandbox_required) {
if (!seatbelt.server) {
FatalError("Failed to create seatbelt sandbox server.");
}
if (!seatbelt.server->InitializeSandbox()) {
FatalError("Failed to initialize sandbox.");
}
}
#endif // defined(HELPER_EXECUTABLE) && !IS_MAS_BUILD
return ElectronMain(argc, argv);
}